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LED发光字光源选择的三点要求
发表日期:2014-08-11 15:03:34   

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ER、YOUYUANZHUANGWANCHENGDELEDFAGUANGZIWEIXIUJIWEIBUBIAN,WEIJIANGDIWEIXIUCHENGBEN,YAOQIUGUANGYUANJUYOUJIAOZHANGSHOUMING;

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白光LED作为半导体发光光源,相比传统的照明光源,其电能消耗仅相当于后者的20%左右。使用寿命长达10万小时,是普通灯管的数十倍。它可靠性好,维护成本低。使用电压低,工作电压一般在5V以下,除了便携机器的液晶背光源,还可以用语野外照明,边远山区照明,矿工灯和水环境照明等。开关时间短,响应时间最低可达到1微秒,一般灯具为几个毫秒(现用的光源响应时间200毫秒)。环保,没有水银等有害废弃物,坚固不易破碎,减少废弃物对环境的污染。
 

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